* {
    margin: 0;
    padding: 0;
}

.h1 {
    margin: 0 auto;
}

container {
    margin: 0 auto;
    width: 1200px;
    background-color: #c9d5e4;
    margin: 0 auto;
}

header {
    text-align: center;
}

.one {
    width: 400px;
    height: 400px;
    border: 6px double #91cec4;
    background-color: #7a84c2;
    box-sizing: border-box;
    text-align: center;
    padding-right: 10px;
}

.two {
    width: 400px;
    height: 400px;
    border: 6px double #91cec4;
    background-color: #7a84c2;
    margin-top: -210px;
    margin-left: 450px;
    margin-bottom: 50px;
    box-sizing: border-box;
    text-align: center;
}

.three {
    width: 400px;
    height: 400px;
    border: 6px double #91cec4;
    background-color: #7a84c2;
    margin-top: 100px;
    box-sizing: border-box;
    text-align: center;
}

.four {
    width: 400px;
    height: 400px;
    border: 6px double #91cec4;
    width: 400px;
    height: 400px;
    border: 6px double #91cec4;
    background-color: #7a84c2;
    margin-top: -400px;
    margin-left: 450px;
    margin-bottom: 50px;
    box-sizing: border-box;
    text-align: center;
}